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A 3-foot by 3-foot-square closet floor is to be covered completely using a combination of 1-foot by 1-foot square tiles and 1-foot by 2-foot rectangular tiles.
Quantity A
The number of 1-foot by 1-foot square tiles used
Quantity B
The number of 1-foot by 2-foot rectangular tiles used
D显示答案
· 相关考点
1.1.2 凑整 1.1.2凑整 考察角度一：枚举法凑整
6.4.5 概率中的集合问题
以上解析由 考满分老师提供。
